| Konstantin Porotchkin | f69ec58 | 2018-06-07 18:31:14 +0300 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2018 Marvell International Ltd. |
| 3 | * |
| 4 | * SPDX-License-Identifier: BSD-3-Clause |
| 5 | * https://spdx.org/licenses |
| 6 | */ |
| 7 | |
| 8 | #ifndef __PLAT_PM_TRACE_H |
| 9 | #define __PLAT_PM_TRACE_H |
| 10 | |
| 11 | |
| 12 | /* |
| 13 | * PM Trace is for Debug purpose only!!! |
| 14 | * It should not be enabled during System Run time |
| 15 | */ |
| 16 | #undef PM_TRACE_ENABLE |
| 17 | |
| 18 | |
| 19 | /* trace entry time */ |
| 20 | struct pm_trace_entry { |
| 21 | /* trace entry time stamp */ |
| 22 | unsigned int timestamp; |
| 23 | |
| 24 | /* trace info |
| 25 | * [16-31] - API Trace Id |
| 26 | * [00-15] - API Step Id |
| 27 | */ |
| 28 | unsigned int trace_info; |
| 29 | }; |
| 30 | |
| 31 | struct pm_trace_ctrl { |
| 32 | /* trace pointer - points to next free entry in trace cyclic queue */ |
| 33 | unsigned int trace_pointer; |
| 34 | |
| 35 | /* trace count - number of entries in the queue, clear upon read */ |
| 36 | unsigned int trace_count; |
| 37 | }; |
| 38 | |
| 39 | /* trace size definition */ |
| 40 | #define AP_MSS_ATF_CORE_INFO_SIZE (256) |
| 41 | #define AP_MSS_ATF_CORE_ENTRY_SIZE (8) |
| 42 | #define AP_MSS_ATF_TRACE_SIZE_MASK (0xFF) |
| 43 | |
| 44 | /* trace address definition */ |
| 45 | #define AP_MSS_TIMER_BASE (MVEBU_REGS_BASE_MASK + 0x580110) |
| 46 | |
| 47 | #define AP_MSS_ATF_CORE_0_CTRL_BASE (MVEBU_REGS_BASE_MASK + 0x520140) |
| 48 | #define AP_MSS_ATF_CORE_1_CTRL_BASE (MVEBU_REGS_BASE_MASK + 0x520150) |
| 49 | #define AP_MSS_ATF_CORE_2_CTRL_BASE (MVEBU_REGS_BASE_MASK + 0x520160) |
| 50 | #define AP_MSS_ATF_CORE_3_CTRL_BASE (MVEBU_REGS_BASE_MASK + 0x520170) |
| 51 | #define AP_MSS_ATF_CORE_CTRL_BASE (AP_MSS_ATF_CORE_0_CTRL_BASE) |
| 52 | |
| 53 | #define AP_MSS_ATF_CORE_0_INFO_BASE (MVEBU_REGS_BASE_MASK + 0x5201C0) |
| 54 | #define AP_MSS_ATF_CORE_0_INFO_TRACE (MVEBU_REGS_BASE_MASK + 0x5201C4) |
| 55 | #define AP_MSS_ATF_CORE_1_INFO_BASE (MVEBU_REGS_BASE_MASK + 0x5209C0) |
| 56 | #define AP_MSS_ATF_CORE_1_INFO_TRACE (MVEBU_REGS_BASE_MASK + 0x5209C4) |
| 57 | #define AP_MSS_ATF_CORE_2_INFO_BASE (MVEBU_REGS_BASE_MASK + 0x5211C0) |
| 58 | #define AP_MSS_ATF_CORE_2_INFO_TRACE (MVEBU_REGS_BASE_MASK + 0x5211C4) |
| 59 | #define AP_MSS_ATF_CORE_3_INFO_BASE (MVEBU_REGS_BASE_MASK + 0x5219C0) |
| 60 | #define AP_MSS_ATF_CORE_3_INFO_TRACE (MVEBU_REGS_BASE_MASK + 0x5219C4) |
| 61 | #define AP_MSS_ATF_CORE_INFO_BASE (AP_MSS_ATF_CORE_0_INFO_BASE) |
| 62 | |
| 63 | /* trace info definition */ |
| 64 | #define TRACE_PWR_DOMAIN_OFF (0x10000) |
| 65 | #define TRACE_PWR_DOMAIN_SUSPEND (0x20000) |
| 66 | #define TRACE_PWR_DOMAIN_SUSPEND_FINISH (0x30000) |
| 67 | #define TRACE_PWR_DOMAIN_ON (0x40000) |
| 68 | #define TRACE_PWR_DOMAIN_ON_FINISH (0x50000) |
| 69 | |
| 70 | #define TRACE_PWR_DOMAIN_ON_MASK (0xFF) |
| 71 | |
| 72 | #ifdef PM_TRACE_ENABLE |
| 73 | |
| 74 | /* trace API definition */ |
| 75 | void pm_core_0_trace(unsigned int trace); |
| 76 | void pm_core_1_trace(unsigned int trace); |
| 77 | void pm_core_2_trace(unsigned int trace); |
| 78 | void pm_core_3_trace(unsigned int trace); |
| 79 | |
| 80 | typedef void (*core_trace_func)(unsigned int); |
| 81 | |
| 82 | extern core_trace_func funcTbl[PLATFORM_CORE_COUNT]; |
| 83 | |
| 84 | #define PM_TRACE(trace) funcTbl[plat_my_core_pos()](trace) |
| 85 | |
| 86 | #else |
| 87 | |
| 88 | #define PM_TRACE(trace) |
| 89 | |
| 90 | #endif |
| 91 | |
| 92 | /******************************************************************************* |
| 93 | * pm_trace_add |
| 94 | * |
| 95 | * DESCRIPTION: Add PM trace |
| 96 | ****************************************************************************** |
| 97 | */ |
| 98 | void pm_trace_add(unsigned int trace, unsigned int core); |
| 99 | |
| 100 | #endif /* __PLAT_PM_TRACE_H */ |